. Report of the Canadian Arctic Expedition 1913-18. Scientific expeditions. 4"b Canadian Arctic Expedition, 1913-18 Station 29/; 70° 13' N., 140° 50' W., April 4, 1914. From stomach of Phoca hispida Schreber; water depth about 30 fathoms; 30 specimens. Distribution.—Arctic ocean. 3. Onisimus botkini Birula. 1897. Onesimus botkini Birula, Annuaire du Mus^e Zoologique de I'Acad. Imp. des Sciences de St. P^tersbourg, vol. II, 1897, p. 105. 1909. Onisimus botkini BRtroGEN, Mto. de I'Acad. Imp. des Sciences de St. P^tersbourg, ser. 8, vol. 18, No. 16, p. 7, pi. II, f. 20-25. Station 27c.' Lago
. Report of the Canadian Arctic Expedition 1913-18. Scientific expeditions. 4"b Canadian Arctic Expedition, 1913-18 Station 29/; 70° 13' N., 140° 50' W., April 4, 1914. From stomach of Phoca hispida Schreber; water depth about 30 fathoms; 30 specimens. Distribution.—Arctic ocean. 3. Onisimus botkini Birula. 1897. Onesimus botkini Birula, Annuaire du Mus^e Zoologique de I'Acad. Imp. des Sciences de St. P^tersbourg, vol. II, 1897, p. 105. 1909. Onisimus botkini BRtroGEN, Mto. de I'Acad. Imp. des Sciences de St. P^tersbourg, ser. 8, vol. 18, No. 16, p. 7, pi. II, f. 20-25. Station 27c.' Lagoon-bay at Collinson point, Alaska, September 15, 1913, 0-1 foot water; 1 specimen. Station 28o: ColUnson point, Alaska, July 8, 1914, from stomach of Sal- velinus malma Walb.; 7 specimens. Station 28r: Bay at Collinson Point, Alaska, July 24, 1914; from stomach of Cottus quadricornis L., 3 fragments. Station 30c: Demarcation point, Alaska, May 10, 1914, 3 fathoms, sandy mud; 200 Figure 1. Onisimus botkini Birula d'- 1 Head and antennae. 2 Maxilla 1. S Mandible. 4 2d and 3d abdominal segments and urosome. 6 Telson, and 2d and 3d uropods. The specimens examined by Birula and by von der Brtiggen all came from shallow water in the Kara sea, so it is very interesting to see these very fine specimens from Alaska. As these specimens differ in a few minor details from those collected in the Kara sea, I here add a brief description and a few Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Canadian Arctic Expedition (1913-1918). Ottawa, F. A. Acland, Printer to the King
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